Program for sequential search

import java.util.Scanner;

public class SeqSearch {

  public static void main(String args[]) {

    Scanner takeIn=new Scanner(System.in);

    int size;

    System.out.print("Enter the number of elements: ");

    size=takeIn.nextInt();

    int a[]=new int[size];

    System.out.println("Enter the elements:");

    for(int i=0;i<size;i++)

      a[i]=takeIn.nextInt();

    System.out.print("Enter the element to be searched: ");

    int x,i=-1;

    x=takeIn.nextInt();

    while(++i<size)

      if(a[i]==x) {

        System.out.println(String.format("Element %d found at location %d",x,i+1));

        break;

      }

    if(i==size)

      System.out.println(String.format("%d not found",x));

  }

}

OUTPUT:

C:\jdk1.7.0\bin>java SeqSearch

Enter the number of elements: 5

Enter the elements:

10 20 30 40 50

Enter the element to be searched: 40

Element 40 found at location 4